The latest version of the XOrg Server can be downloaded from Softpedia
The X.Org Foundation has announced that a new version of their XOrg Server is now available for download.The final version of the 1.15.x branch of the XOrg Server has arrived, but it’s nothing out of the ordinary. In any case, you should upgrade as soon as the new version hits your distro repository.
“Having recovered from a pie-fueled sugar coma, I've gone ahead and pushed out the final 1.15 release today. I didn't get any changes after RC5, but did go ahead and merge some pending trivial Present extension fixes,” stated Keith Packard, an X.org maintainer, on the official mailing list.
A complete list of backlog of changes and new features for this version can be found in the mailing list. Download XOrg Server 1.15.0 right now from Softpedia.